DATE: 02/10/2005 COMPTROLLER OF PUBLIC ACCOUNTS - PROPERTY TAX DIVISION PAGE: 1 TIME: 12:05:32 2004 CONFIDENCE INTERVAL DETAIL REPT: PTS428 101/Harris VRSN: P 101-919/Spring ISD ____________________________________________________________________________________________________________________________________ (1) (1) (1) (1) (1) (2) (3) # STRATUM CATEGORY LOCAL VALUE STRATUM RATIO STATE VALUE SAMPLE SIZE TOTAL PARCELS _________ ________ ___________ _____________ ___________ ___________ _____________ 1 A 845,905,876 0.9749 867,684,764 50 9,145 2 A 841,208,264 0.9955 845,010,813 50 7,297 3 A 843,084,506 0.9993 843,675,079 50 5,688 4 A 842,087,860 1.0272 819,789,583 49 3,744 5 B 134,327,004 0.7723 173,931,120 6 32 6 B 137,102,789 0.8150 168,224,281 6 22 7 B 133,424,829 0.9055 147,349,342 5 16 8 B 134,869,454 0.8546 157,815,883 5 11 9 F1 266,522,119 0.8904 299,328,525 7 455 10 F1 267,018,820 1.0439 255,789,654 7 142 11 F1 269,723,256 0.8907 302,821,664 7 67 12 F1 260,919,901 0.9656 270,215,308 6 23 13 L1 106,650,977 1.0383 102,716,919 10 1,628 14 L1 107,376,181 0.9750 110,129,416 9 264 15 L1 108,718,606 0.9442 115,143,620 7 71 16 L1 103,881,816 0.9465 109,753,635 6 18 RANDOM TOTALS: 5,402,822,258 5,589,379,606 280 28,623 CATG D1 EXCEPTION VALUES: 12,623,438 12,595,832 TOTAL TEST VALUES (4): 5,415,445,696 5,601,975,438 MARGIN OF ERROR PERCENT: 5.0000000 MARGIN OF ERROR VALUE: 280,098,772 CONFIDENCE INTERVAL VALUES (5): STATE LOWER LIMIT: 5,321,876,666 (STATE TEST VALUE MINUS MARGIN OF ERROR PERCENT) LOCAL TEST VALUE: 5,415,445,696 (WITHIN CONFIDENCE INTERVAL) STATE UPPER LIMIT: 5,882,074,210 (STATE TEST VALUE PLUS MARGIN OF ERROR PERCENT) VALUE ASSIGNED (6): 6,096,358,736 (SEE ISD SUMMARY WORKSHEET) SOURCES: (1) SEE STRATIFIED CATEGORY WORKSHEET REPORTS PTS236, PTS430 (2) NUMBER OF PARCELS SAMPLED BY STAFF (3) TOTAL CATEGORY PARCELS FROM STRATIFICATION REPORT APPRAISAL ROLL, OR SELF-REPORT (4) INCLUDES ANY PARCELS IN A, B, C, D3, F1, G1, G2,OR L1 MARKED AS EXCEPTION PROPERTIES (5) UNSTUDIED CATEGORIES AND SUB-CATEGORIES WERE NOT INCLUDED IN THE CONFIDENCE INTERVAL VALUES
